West Pharmaceutical Services, Inc. (WST) NYSE

Currency In USD

WST Historical Return

If you invested $1000 in West Pharmaceutical Services, Inc. (WST) 10 years ago, it would be worth $4,483.56 as of August 22, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $799.96, while $1000 invested 1 year ago would be worth $1,426.99. This corresponds to total returns of 348.36%, -20%, 42.7%, respectively, with annualized returns of 16.18%, -4.37%, 42.7%.

Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.

WST Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
August 21, 2026	357.87	353.08	353.08	359.18	349.7	510,996
August 20, 2026	349.17	353.77	353.77	360.29	347.99	579,304
August 19, 2026	348.28	352.79	352.79	356.36	348.28	504,380
August 18, 2026	346.47	346.59	346.59	350.04	345.06	272,529
August 17, 2026	348	346.61	346.61	350.74	346.43	282,615
August 14, 2026	344.44	349.42	349.42	349.53	343.48	388,780
August 13, 2026	353.55	346.16	346.16	353.55	346	768,798
August 12, 2026	349.66	352.29	352.29	354.57	348.59	420,834
August 11, 2026	351.05	351.37	351.37	354.05	348.12	388,019
August 10, 2026	353.89	352.13	352.13	358.67	351.52	562,022
August 07, 2026	348.49	354.07	354.07	356	347.37	461,337
August 06, 2026	350.62	348.6	348.6	353.59	346.24	480,125
August 05, 2026	349.26	351.02	351.02	354.96	349	449,696
August 04, 2026	346.82	348.76	348.76	349.75	342.78	473,235
August 03, 2026	343.72	347.94	347.94	349.46	343.72	643,100
July 31, 2026	339.49	340.96	340.96	342.75	334.38	1.01M
July 30, 2026	336.14	339.59	339.59	339.66	334.36	523,413
July 29, 2026	337.39	337.46	337.46	339.35	330.69	904,725
July 28, 2026	334.55	337	337	339.61	330.41	855,080
July 27, 2026	329.24	331.25	331.25	336.72	325.27	1.6M
July 23, 2026	385	355.48	355.48	386	351.18	1.8M
July 22, 2026	357.28	358.41	358.41	363.23	356.28	861,075
July 21, 2026	350.73	359.24	359.24	360.33	345.7	724,733
July 20, 2026	357.03	352.32	352.32	360.49	352.32	684,459
July 17, 2026	360.4	358.24	358.24	366.14	358.14	671,400
July 16, 2026	357.82	362.44	362.44	366.3	357.75	547,322
July 15, 2026	357.38	359	359	360.74	354.19	493,667
July 14, 2026	358.21	357.65	357.65	359.81	354.55	740,286
July 13, 2026	351.56	359.7	359.7	360.75	351.56	595,285
July 10, 2026	357.92	353.71	353.71	357.99	352.7	446,093
July 09, 2026	356.16	357.66	357.66	360.35	353.13	528,879
July 08, 2026	351.9	353.68	353.68	355.52	349.41	917,780
July 07, 2026	360.47	356.08	356.08	361.08	350.96	755,864
July 06, 2026	364.87	357.64	357.64	366.42	357.1	680,194
July 02, 2026	366.08	365.74	365.74	367.66	362.83	546,884
July 01, 2026	359.06	365	365	365.49	354.85	845,169
June 30, 2026	355	359	359	359.74	350.66	947,649
June 29, 2026	349.87	354.68	354.68	355.12	347.09	683,750
June 26, 2026	345.36	350.85	350.85	351.35	342.7	1.23M
June 25, 2026	345	346.56	346.56	352.31	345	1.59M
June 24, 2026	335.72	340.41	340.41	345.99	335.72	864,998
June 23, 2026	328.45	336.39	336.39	336.5	327.61	766,512
June 22, 2026	329.55	329.71	329.71	329.86	324.68	834,299
June 18, 2026	326.35	327.95	327.95	329.11	323.2	1.47M
June 17, 2026	328.73	323.59	323.59	330.77	321.94	665,647
June 16, 2026	330.86	329.58	329.58	331.68	327.39	770,706
June 15, 2026	330	331.43	331.43	331.55	326.68	558,862
June 12, 2026	333.27	328.82	328.82	333.4	327.43	459,957
June 11, 2026	328.07	330.34	330.34	332.96	325.59	524,064
June 10, 2026	330.68	330.92	330.92	334.78	327.76	931,796
June 09, 2026	327.45	334.66	334.66	336.82	326.69	753,810
June 08, 2026	317.43	319.75	319.75	322.59	315.24	594,619
June 05, 2026	315.41	314.5	314.5	318.9	310.57	636,030
June 04, 2026	319.87	317.32	317.32	321.5	315.09	629,113
June 03, 2026	313.47	316.31	316.31	317.56	309.88	509,778
June 02, 2026	314.18	312.17	312.17	316.74	311.46	682,651
June 01, 2026	321.65	316.3	316.3	321.65	308.5	701,146
May 29, 2026	323.97	322.81	322.81	324.35	319.06	1.29M
May 28, 2026	314.24	321.8	321.8	323.86	313.6	772,773
May 27, 2026	317.28	312.71	312.71	320.46	308.23	652,343